Retrospective Study
Copyright ©The Author(s) 2020.
World J Gastrointest Oncol. Mar 15, 2020; 12(3): 323-331
Published online Mar 15, 2020. doi: 10.4251/wjgo.v12.i3.323
Table 1 Clinicopathological features and survival of 61 malignant bowel obstruction cases
Clinicopathological featuresn (%)6-mo OSMedian survival time (mo)P value
Gender0.923
Male38 (65.2)54.7%6.6
Female23 (34.8)59.2%6.4
Age (yr)0.516
≥ 6033 (54.1)50.4%6.5
< 6028 (45.9)61.5%10.6
Primary tumor0.015
Colorectal51 (69.6)83.6%10.6
Gastric10 (30.4)16.4%1.8
Differentiation0.005
Well + Moderate41 (67.2)71.5%10.9
Poor20 (32.8)26.5%4.1
ECOG0.031
0-140 (65.6)64.4%10.6
> 121 (34.4)42.9%5.1
Surgical approach0.053
OBS31 (50.8)44.6%5.3
MDS30 (49.2)68.6%10.9
Obstruction0.25
Single41 (67.2)57%6.6
Multiple20 (32.8)55%6.1
Intestinal obstruction0.084
Yes31 (50.8)53.2%6.1
No30 (49.2)60.1%10.9
Colon/rectum obstruction0.389
Yes37 (60.7)57.4%10.9
No24 (39.3)54.8%6.5
Ascites0.691
Yes15 (24.6)41.1%5.1
No46 (75.4)61.1%6.6
Greater omentum metastasis0.044
Yes42 (68.9)51.2%6.1
No19 (31.1)67.5%17.3
Distant metastasis0.13
Yes24 (39.3)50%5.2
No37 (60.7)60.4%10.9
Symptom relief0.007
Yes46 (75.4)63.7%10.9
No15 (24.6)31.5%3.9
Table 2 Sixty-one cases of complications after surgery, n (%)
ComplicationsOBS group (n = 31)MDS group (n = 30)
Pulmonary infection6 (19.4)4 (13.3)
Abdominal infection2 (6.5)4 (13.3)
Incision infection3 (9.7)4 (13.3)
Urinary tract infection1 (3.2)-
Diarrhea-1 (3.3)
Arrhythmia1 (3.2)-
Hemorrhage1 (3.2)4 (13.3)
Cerebral infarction-2 (6.7)
Short intestine-2 (6.7)
Necrosis of ostomy mucosa2 (6.5)-
Clavien-Dindo classification[16]
I-1(3.3)
II9 (29)13 (43.3)
III--
IV-1 (2.3)
V6 (19.4)2 (6.7)
Table 3 Multivariable analysis prognostic factors of 51 malignant bowel obstruction colorectal cancer patients
VariablesHR95%CIP value
Surgical approach (OBS vs MDS)2.3010.999-5.2990.05
Greater omentum metastasis (Yes vs No)7.7182.224-26.7820.001
Differentiation (Poor vs Well+ Moderate)8.0592.455-26.4480.001
Distant organ metastasis (Yes vs No)2.3751.022-5.2530.044